• n  chiefly marine protozoa having two flagella; a chief constituent of plankton

News & Articles

• Living fossils in the Indo-Pacific Warm Pool: A refuge for thermophilic dinoflagellates during glaciations
  Scientists have reported the unique discovery of the marine dinoflagellate Dapsilidinium pastielsii from Southeast Asia, notably the Indo-Pacific Warm Pool (IPWP). This unicellular species, with planktonic and benthic stages, was previously thought to have become extinct within the early Pleistocene. It evolved more than 50 million years ago and is the last survivor of a major early Cenozoic ...
  May 7, 2014 - Science Daily

Quotes

• Marcia McNutt in Salt Lake Tribune
  Suddenly in 2003, dinoflagellate took over,McNutt said, referring to a competing species of plankton that has a much weaker ability to consume carbon dioxide. "The last time these guys were dominant was 55 million years ago for a period of...